CVSROOT: /cvs/purrs Module name: purrs Changes by: zolo at cs.unipr.it 2003-01-31 20:25:16 Modified files: src : Expr.cc Log message: Added a simplification for the symbolic sums. Patches: http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/purrs/src/Expr.cc.diff?cvsroot=purrs&r1=1.29&r2=1.30